256098994599

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1\times {\mathrm{217643}}^1$

素因数の和:218199

約数の個数: 32

約数和(自身を含む): 394057520640

約数和(自身を除く): 137958526041

約数列:

[1, 3, 7, 21, 137, 409, 411, 959, 1227, 2863, 2877, 8589, 56033, 168099, 217643, 392231, 652929, 1176693, 1523501, 4570503, 29817091, 89015987, 89451273, 208719637, 267047961, 623111909, 626158911, 1869335727, 12195190219, 36585570657, 85366331533, 256098994599]

約数ペア:

[(1, 256098994599), (3, 85366331533), (7, 36585570657), (21, 12195190219), (137, 1869335727), (409, 626158911), (411, 623111909), (959, 267047961), (1227, 208719637), (2863, 89451273), (2877, 89015987), (8589, 29817091), (56033, 4570503), (168099, 1523501), (217643, 1176693), (392231, 652929)]